std::tan

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Defined in header `<cmath>`

float tan( float arg );

double tan( double arg );

long double tan( long double arg );

Computes tangent of arg

arg - floating point value representing angle in radians

tangent of arg.

Domain error occurs if arg is infinite. NAN is returned in that case.

computes sine (

sin(x)

)
(function)

computes cosine (

cos(x)

)
(function)

computes arc tangent (

arctan(x)

)
(function)